#include <gtk/gtk.h>


void on_button1_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button2_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button3_clicked(GtkWidget *objet_graphique,gpointer user_data);                     
void on_button4_clicked(GtkWidget *objet_graphique,gpointer user_data);                     
void on_button5_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button6_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button7_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button8_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button9_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button10_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button11_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button12_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button13_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button14_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button15_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button16_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button17_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button18_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button19_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button20_clicked(GtkWidget *objet_graphique,gpointer user_data);
void on_button21_clicked(GtkWidget *objet_graphique,gpointer user_data);

